Mt. Whitney

If you are considering a Trans-Sierra Xtreme Challenge trek to Mt. Whitney with us in 2019, have friends who have expressed interest, or have already registered for a 2019 trek, please help us get the word out for people to … Read More

We recently discovered a Sierra Club trip report on Colby Pass from 1920. If you have hiked the route over Colby Pass, this is definitely something you’ll appreciate. Looking up at Colby Pass from Colby Lake, the route can appear … Read More

Before Tough Mudder and Spartan Races, the mountains provided the most daunting natural obstacles worth conquering. They still do. On July 12, 2017, our first of five Trans-Sierra Xtreme Challenge teams departed for Sequoia and Kings Canyon National Park. Ages … Read More

One of the best things about our Trans-Sierra route is that we travel the paths less traveled. Sometimes that means we won’t know trail conditions until we’re actually on the trail. There is very little trail information available for the … Read More

In 1993 my parents put my 12 year old sister, center with red had, on a week-long trans-Sierra hike to Mt. Whitney with TSX Co-Founder and 5th grade teacher, Mike Murphy, far left. What were they thinking?! As it turns … Read More

By Kenneth Kann It was my wife Stephanie who discovered the TSX Challenge. She sent me a link to the Website. I scanned the site and shot back, “Let’s do it!” She responded, “Really?” I should have paused. The “X” … Read More

Want to do an epic high Sierra trek but don’t have three weeks of vacation time to spend on the John Muir Trail? This book could be your answer. It contains everything you need to know to prepare, plan and execute an incredible trans-Sierra trek to Whitney. … Read More